/Engine/Plugins/Experimental/StructUtils/Source/StructUtils/Public/PropertyBag.h
Adds a new property to the bag. Property type duplicated from source property to. If property of same name already exists, it will be replaced with the new type.
void AddProperty ( const [FName](API\Runtime\Core\UObject\FName) InName, const [FProperty](API\Runtime\CoreUObject\UObject\FProperty) * InSourceProperty )